Figure 4: Polymorphism in DNA electrophoretic pattern following PstI and TaqI endonuclease digestion of PCR-amplified MHC class II gene of rural and reference Saanen goat sperms Lane 1: 100 bp molecular marker Lane 2: negative control Lanes 3-6: PstI digested amplicons pattern of 4 respective rural goats’ MHC class II gene Lane 7: PstI digested amplicon of reference Saanen goat MHC class II gene Lanes 8-11: TaqI digested amplicons pattern of 4 respective rural goats’ MHC class II gene Lane 12 : TaqI digested amplicon of reference Saanen goat’s MHC class II gene.